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140818246968 = 23375315815167
BaseRepresentation
bin1000001100100101101…
…0111110110100111000
3111110110212101010120110
42003021122332310320
54301343432400333
6144405131424320
713113415230660
oct2031132766470
9443425333513
10140818246968
11547a2258203
122335b8b50a0
13103822633b9
146b5c1871a0
1539e29a0063
hex20c96bed38

140818246968 has 64 divisors (see below), whose sum is σ = 409929154560. Its totient is φ = 39474654336.

The previous prime is 140818246957. The next prime is 140818246973. The reversal of 140818246968 is 869642818041.

It is a happy number.

140818246968 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7898680 + ... + 7916487.

It is an arithmetic number, because the mean of its divisors is an integer number (6405143040).

Almost surely, 2140818246968 is an apocalyptic number.

It is an amenable number.

140818246968 is an abundant number, since it is smaller than the sum of its proper divisors (269110907592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140818246968 is a wasteful number, since it uses less digits than its factorization.

140818246968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15815236 (or 15815232 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 57.

The spelling of 140818246968 in words is "one hundred forty billion, eight hundred eighteen million, two hundred forty-six thousand, nine hundred sixty-eight".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 53 56 84 106 159 168 212 318 371 424 636 742 1113 1272 1484 2226 2968 4452 8904 15815167 31630334 47445501 63260668 94891002 110706169 126521336 189782004 221412338 332118507 379564008 442824676 664237014 838203851 885649352 1328474028 1676407702 2514611553 2656948056 3352815404 5029223106 5867426957 6705630808 10058446212 11734853914 17602280871 20116892424 23469707828 35204561742 46939415656 70409123484 140818246968